Finding the Fourth Proportional to 765,655.63, 1,148,395.97 and 204,733.87
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Solution
The fourth proportional to 765,655.63, 1,148,395.97 and 204,733.87 is: 307,077.41
Step by Step Solution
- Step 1: Write the proportion equation
765,655.63 : 1,148,395.97 = 204,733.87 : x - Step 2: Convert to fraction form
765,655.63/1,148,395.97 = 204,733.87/x - Step 3: Cross multiply
765,655.63x = 1,148,395.97 × 204,733.87 - Step 4: Simplify right side
765,655.63x = 235,115,548,871.35 - Step 5: Solve for x
x = 235,115,548,871.35/765,655.63 - Step 6: Final answer
x = 307,077.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.